31.94 mm x 4.95 mm (height) round plastic crystal, steel colour ring with calendar loupe, genuine 063PZ5087L Omega® crystal, fits Omega® case REF 10683783, 10687145, 1321004, 135019, 135019SP, 1360019, 136019SP, 1369020, 1650033, 1660033, 1663033, 1663035
* H. & W. Perrin Company Limited is independent of and not affiliated with or sponsored by Omega®. Omega® warranty does not apply to parts supplied by H. & W. Perrin Company Limited.